VDB-202444 · CVE-2022-31306 · GCVE-0-2022-31306

Nginx NJS 0.7.2 src/njs_array.c njs_array_convert_to_slow_array privilege escalation

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.3	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Nginx NJS 0.7.2 and classified as problematic. Affected by this vulnerability is the function njs_array_convert_to_slow_array of the file src/njs_array.c. Executing a manipulation can lead to an unknown weakness. The identification of this vulnerability is CVE-2022-31306. There is no exploit available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in Nginx NJS 0.7.2 (Web Server). It has been declared as problematic. This vulnerability affects the function njs_array_convert_to_slow_array of the file src/njs_array.c. The impact remains unknown. CVE summarizes:

Nginx NJS v0.7.2 was discovered to contain a segmentation violation in the function njs_array_convert_to_slow_array at src/njs_array.c.

The weakness was shared 06/21/2022. The advisory is shared for download at github.com. This vulnerability was named CVE-2022-31306 since 05/23/2022. There are known technical details, but no exploit is available.

Applying the patch 81af26364c21c196dd21fb5e14c7fa9ce7debd17 is able to eliminate this problem. The bugfix is ready for download at github.com.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Web Server

Vendor

Nginx

Name

Version

0.7.2

License

open-source

Website

Product: https://github.com/nginx/njs/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Privilege escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 81af26364c21c196dd21fb5e14c7fa9ce7debd17

Timelineinfo

05/23/2022 🔍
06/21/2022 +29 days 🔍
06/21/2022 +0 days 🔍
06/25/2022 +4 days 🔍

Sourcesinfo

Product: github.com

Advisory: 81af26364c21c196dd21fb5e14c7fa9ce7debd17
Status: Confirmed

CVE: CVE-2022-31306 (🔍)
GCVE (CVE): GCVE-0-2022-31306
GCVE (VulDB): GCVE-100-202444

Entryinfo

Created: 06/21/2022 16:43
Updated: 06/25/2022 08:44
Changes: 06/21/2022 16:43 (41), 06/25/2022 08:44 (1)
Complete: 🔍
Cache ID: 216::103